
/* 全屏提示基础样式 */
.fullscreen-alert {
    position: relative;
    min-height: 300px;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.fullscreen-alert:hover {
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.fullscreen-alert .icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.fullscreen-alert .title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.fullscreen-alert .message {
    font-size: 1rem;
    max-width: 600px;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.fullscreen-alert .actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.fullscreen-alert .btn {
    padding: 0.6rem 1.5rem;
    font-size: 1rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

/* 不同类型全屏提示 */
.fullscreen-alert.alert-primary-full {
    background-color: var(--primary);
    color: white;
}

.fullscreen-alert.alert-success-full {
    background-color: var(--success);
    color: white;
}

.fullscreen-alert.alert-info-full {
    background-color: var(--info);
    color: var(--dark);
}

.fullscreen-alert.alert-warning-full {
    background-color: var(--warning);
    color: var(--dark);
}

.fullscreen-alert.alert-danger-full {
    background-color: var(--danger);
    color: white;
}

.fullscreen-alert.alert-light-full {
    background-color: var(--light);
    color: var(--dark);
    border: 1px solid #e9ecef;
}

.fullscreen-alert.alert-dark-full {
    background-color: var(--dark);
    color: white;
}

/* 特殊效果全屏提示 */
.fullscreen-alert.alert-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.fullscreen-alert.alert-pattern {
    background-color: var(--primary);
    color: white;
    background-image:
            radial-gradient(rgba(255,255,255,.15) 2px, transparent 2px),
            radial-gradient(rgba(255,255,255,.15) 2px, transparent 2px);
    background-size: 30px 30px;
    background-position: 0 0, 15px 15px;
}

.fullscreen-alert.alert-outline-full {
    background-color: transparent;
    border: 3px solid var(--primary);
    color: var(--primary);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .fullscreen-alert {
        min-height: 250px;
        padding: 1.5rem;
    }

    .fullscreen-alert .icon {
        font-size: 3rem;
        margin-bottom: 1rem;
    }

    .fullscreen-alert .title {
        font-size: 1.5rem;
    }

    .fullscreen-alert .actions {
        flex-direction: column;
        width: 100%;
    }

    .fullscreen-alert .btn {
        width: 100%;
    }
}


